CLIMATOLOGICAL DATA							HANFORD METEOROLOGY STATION 25 MILES N.W. OF RICHLAND, WA LATITUDE 46º 34'N, LONGITUDE 119º 36'W ELEVATION (GROUND) 733 FEET							MONTH: April 1996
	TEMPERATURE (ºF) (3-FT LEVEL)						PRECIPITATION			WIND (50-FT LEVEL)							FRONTS & MISC PHENOM
D A T E	M A X I M U M	M I N I M U M	A V E R A G E	D E P A R T U R E	H D D 65 ºF	C D D 65 ºF	T O T A L IN.	S N O W IN.	SNOW ON GRND AT 0400 IN.	P R E V A I L DIR	A V E SPD MPH	PK G U S T SPD MPH	PK G U S T DIR	A V E RH %	S O L A R A D	S K Y C V R SR TO SS	NOTE:TYPES AND TIMES OF FRONTAL PASSAGES "KFR"(COLD) "WFR"(WARM)
1	63	38	50	0	15	0	0.12			NW	6.2	27	WSW	78	226	10	F,KFR 2000
2	58	41	50	0	15	0				NW	12.6	27	NNW	48	394	8
3	62	32	47	-3	18	0				W	4.9	17	S	50	464	5
4	65	30	48	-3	17	0				SE	4.5	15	E	60	404	6
5	71	39	55	+4	10	0				NW	5.0	14	E	54	441	7
6	78	45	62	+11	3	0				NW	4.9	13	NW	57	366	9
7	79	50	64	+12	1	0				W	4.7	13	WNW	64	398	9
8	82	50	66	+14	0	1	T			NW	5.0	13	NNW	60	441	9	DL
9	78	57	68	+16	0	3	T			NW	9.8	31	NW	51	355	10
10	70	50	60	+8	5	0				W	10.5	32	W	45	308	6
11	66	47	56	+4	9	0	T			SW	13.5	37	WSW	50	316	9	KFR 1930
12	59	42	50	-2	15	0				SW	17.3	38	SW	49	297	9
13	67	38	52	0	13	0				W	6.8	19	SSE	47	485	2
14	72	38	55	+3	10	0				NW	6.1	16	ENE	49	467	5
15	74	50	62	+10	3	0	T			NW	6.8	31	S	46	370	8
16	68	42	55	+3	10	0	0.01			SW	14.6	41	WSW	54	433	7	KFR 1030
17	65	42	54	+2	11	0				SW	11.6	49	S	44	447	5
18	65	43	54	+2	11	0				W	12.9	34	WSW	43	460	5
19	59	37	48	-4	17	0				SW	8.2	30	WSW	54	313	8
20	65	39	52	-1	13	0				SW	7.8	20	SW	44	500	5
21	64	31	48	-5	17	0				SW	5.0	14	SW	51	435	9
22	60	42	51	-3	14	0	0.28			SE	6.8	25	SSE	74	185	10
23	71	53	62	+8	3	0	0.02			S	19.1	55	SW	59	179	10	KFR 1900
24	68	42	55	+1	10	0				W	14.2	36	WNW	47	497	4
25	62	40	51	-4	14	0	T			SW	10.1	37	SW	54	215	10	KFR 1745
26	66	32	49	-6	16	0				W	10.6	29	WSW	48	482	3
27	68	39	54	+1	11	0				NW	10.7	28	WSW	37	536	1
28	69	32	50	-6	15	0				SE	5.4	17	S	40	521	4
29	76	52	64	+8	1	0				NW	10.3	36	NW	38	368	10
30	72	48	60	+3	5	0				NW	11.2	37	WNW	35	431	10
SUM					302	4	0.43	0
AVG	68.1	42.0	55.0								9.2					7.1

NOTES:				PRECIPITATION (IN.)				MISC. PHENOM. KEY
Daily summary period is midnight to midnight PST				TOTAL FOR THE MONTH			0.43	A-Hail, BD-Blowing Dust, BS-Blowing Snow
"T" in columns 7-9 denotes a trace				DEPARTURE FROM NORM			+0.02	D-Dust, AU-Aurora, DL-Distant Lightning
Snow in columns 8-9 is all frozen precipitation				24HR MAX	0.28	ON	22	F-Fog, IC-Ice Crystals, K-Smoke
Solrad in coluns 15 is in Langleys; g-cal/sq. cm				NUMBER OF DAYS WITH:				GL-Glaze, T-Thunderstorm, DS-Drifting Snow
TEMPERATURE (ºF) (3-FT LEVEL)				>= T	9	>= 0.25	1	BAROMETRIC PRESSURE (IN.)
AVERAGE FOR THE MONTH			55.0	>= 0.01	4	>= 0.50	0	AVERAGE STATION			29.190
DEPARTURE FROM NORMAL			+2.3	>= 0.10	2	>= 1.00	0	MAX SEA-LEVEL	30.48	ON	28
HIGHEST	82	ON	8	SNOW (FROZEN PRECIP.) (IN.)				MIN SEA-LEVEL	29.42	ON	16
LOWEST	30	ON	4	TOTAL FOR THE MONTH			0	SOLAR RADIATION (LANGLEYS)
NUMBER OF DAYS WITH:				24HR MAX	na	ON	na	AVERAGE DAILY TOTAL			391.1
MAXIMUM 32 OR BELOW			0	MAX ON GRND	na	ON	na	MAX DAILY	536	ON	27
MAXIMUM 90 OR ABOVE			0	WIND (50-FT LEVEL)				MIN DAILY	179	ON	23
MINIMUM 32 OR BELOW			5	AVERAGE SPEED (MPH)			9.2	MISCELLANEOUS NUMBER OF DAYS
MINIMUM 0 OR BELOW			0	DEPARTURE FROM NORM			+0.2	CLEAR	3	FOG	1
HEATING DEGREE DAYS (BASE 65ºF)				PEAK GUST	SW @ 55	ON	23	PARTLY CLOUDY	11	THDR	0
TOTAL FOR THE MONTH			302	AVERAGE PSYCHROMETRIC DATA				CLOUDY	16	DUST	0
DEPARTURE FROM NORMAL			-70	DRY BULB (ºF)	55.2	WET BULB (ºF)	46.0	RELATIVE HUMIDITY EXTREMES (%)
SEASON TOTAL (SINCE JULY 1)			5033	REL. HUM. (%)	51.0	DEW PT.(ºF)	35.9	HIGHEST	98	ON	1
SEASON DEPARTURE FROM NORM			-2	+ DENOTES LATEST OF MULTIPLE DAYS				LOWEST	16	ON	30